Coach Billy Donovan knows how to win big. Before transitioning into the NBA, he led the Florida Gator’s basketball team in back-to-back national championships. But he knows what it’s like to lose big, too. When he and his wife lost a child, he knew exactly where to...

In the early days of space exploration, walking on the moon wasn’t the only problem facing Soviet cosmonauts; they also had difficulty walking on Earth after they returned from prolonged flights. The lack of gravity in orbit caused very serious and life-threatening...